1. This is an original accessory specifically designed for the Olympus endoscope system, primarily used to protect the distal lens and sensor of the endoscope. It is a critical consumable in endoscopic examinations and therapeutic procedures. 2. Original Quality: Manufactured by Olympus, the materials meet medical-grade standards, offering excellent biocompatibility and durability. 3. Precise Compatibility: Designed for endoscope models corresponding to MAJ-311, ensuring a high degree of fit during installation without loosening or misalignment. 4. Single-Use: Features an individually packaged design to effectively prevent cross-contamination, complying with clinical infection control protocols.